Features & BenefitsSeries TWT tapered waveguide transitions featuring Millitech technology are short sections of tapered waveguide with standard waveguide dimensions at each end. Tapered transitions are available between 18 and 220 GHz. Series WFA flange adapters are short sections of waveguide with different flange types suitable for the waveguide size on either end. Series SWS straight waveguide sections are sections of waveguide offered in customer-specified lengths up to 48 inches. A length of one inch is provided as the standard product. Frequency band coverage from 18 to 220 GHz Low VSWR and insertion loss Custom configurations and lengths available Contact our product experts to discuss your specific requirements and custom configurations to meet your needs.